diff options
| -rw-r--r-- | drivers/iommu/io-pgtable-arm.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index 9876f6b6a674..90d0438a47ed 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -282,8 +282,8 @@ static int arm_lpae_init_pte(struct arm_lpae_io_pgtable *data, arm_lpae_iopte pte = prot; /* We require an unmap first */ - if (iopte_leaf(*ptep, lvl)) { - WARN_ON(!suppress_map_failures); + if (*ptep & ARM_LPAE_PTE_VALID) { + BUG_ON(!suppress_map_failures); return -EEXIST; } |